Home / 3,211,521.24-4,816,081.31-1,291,783.73

Finding the Fourth Proportional to 3,211,521.24, 4,816,081.31 and 1,291,783.73

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Solution

The fourth proportional to 3,211,521.24, 4,816,081.31 and 1,291,783.73 is: 1,937,192.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,211,521.24 : 4,816,081.31 = 1,291,783.73 : x
  2. Step 2: Convert to fraction form
    3,211,521.24/4,816,081.31 = 1,291,783.73/x
  3. Step 3: Cross multiply
    3,211,521.24x = 4,816,081.31 × 1,291,783.73
  4. Step 4: Simplify right side
    3,211,521.24x = 6,221,335,448,075.76
  5. Step 5: Solve for x
    x = 6,221,335,448,075.76/3,211,521.24
  6. Step 6: Final answer
    x = 1,937,192.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.